12537728

素因数分解:

$2^7\times 7^2\times {\mathrm{1999}}^1$

素因数の和:2027

約数の個数: 48

約数和(自身を含む): 29070000

約数和(自身を除く): 16532272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 1999, 3136, 3998, 6272, 7996, 13993, 15992, 27986, 31984, 55972, 63968, 97951, 111944, 127936, 195902, 223888, 255872, 391804, 447776, 783608, 895552, 1567216, 1791104, 3134432, 6268864, 12537728]

約数ペア:

[(1, 12537728), (2, 6268864), (4, 3134432), (7, 1791104), (8, 1567216), (14, 895552), (16, 783608), (28, 447776), (32, 391804), (49, 255872), (56, 223888), (64, 195902), (98, 127936), (112, 111944), (128, 97951), (196, 63968), (224, 55972), (392, 31984), (448, 27986), (784, 15992), (896, 13993), (1568, 7996), (1999, 6272), (3136, 3998)]